text: #ifndef VULKANEXBASE_BELTDATA_H
  #define VULKANEXBASE_BELTDATA_H
  
  #include <cstdint>
  
  class CircleData
  {
  public:
      static float* vdata;
      static int dataByteCount;
      static int vCount;
  
      static uint16_t* idata; //索引数据指针
      static int indexByteCount; //索引数据所占总字节数
      static uint32_t iCount; //索引数量
      static double toRadians(double d);
      static void  genVertexData();
  };
  
  
  #endif
  